APA (7th ed.) Citation

Gerngross, G., & Puchta, H. Pictures in action.

Chicago Style (17th ed.) Citation

Gerngross, Günter, and Herbert Puchta. Pictures in Action.

MLA (8th ed.) Citation

Gerngross, Günter, and Herbert Puchta. Pictures in Action.

Warning: These citations may not always be 100% accurate.